
UNIDENTIFIED

MB-54VP

Processor         Pentium
Processor Speed   75/90/100MHz
Chip Set          OPTI
Max. Onboard DRAM 128MB
Cache             256/512/1024KB
BIOS              Award
Dimensions        330mm x 218mm
I/O Options       32-bit VESA local bus slots (2), 32-bit PCI slots (4)
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  External battery            J1        Turbo LED                 JP40

  Speaker                     J17       32-bit PCI slots       PC1 - PC4

  Power LED & keylock         J18       Reset switch               S1

  Turbo switch               JP39       32-bit VESA local      SL1 & SL2
                                        bus slots

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Monitor type select color                JP1            Closed

      Monitor type select monochrome           JP1             Open

     Fast VESA bus disabled                   JP3             Open

      Fast VESA bus enabled                    JP3            Closed

     End of last T2 enabled                   JP4             Open

      Beginning of last T2 enabled             JP4            Closed

     CMOS memory normal operation             JP6           pins 2 & 3
                                                              closed

      CMOS memory clear                        JP6           pins 1 & 2
                                                              closed

     AT clock speed select 3 added           JP12             Open

      AT clock speed select 0 added           JP12            Closed

     End of first T2 enabled                 JP14             Open

      Beginning of first T2 enabled           JP14            Closed

     Cache type select always                JP17           pins 1 & 2
      invalidated                                             closed

      Cache type select invalidated on        JP17           pins 2 & 3
      write through                                           closed

     Memory type select mapped I/O at        JP27           pins 2 & 3
      top of memory                                           closed

      Memory type select 128MB on board       JP27           pins 1 & 2
                                                              closed

     Bus core ratio select 2/3               JP32             Open

      Bus core ratio select 1/2               JP32            Closed

     Factory configured - do not alter       JP33              N/A

     Factory configured - do not alter       JP37              N/A

     Factory configured - do not alter       JP38              N/A

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (2) 256K x 36         NONE

       4MB        (2) 512K x 36         NONE

       4MB        (2) 256K x 36    (2) 256K x 36

       6MB        (2) 256K x 36    (2) 512K x 36

       8MB         (2) 1M x 36          NONE

       8MB        (2) 512K x 36    (2) 512K x 36

      10MB        (2) 256K x 36     (2) 1M x 36

      12MB        (2) 512K x 36     (2) 1M x 36

      16MB         (2) 2M x 36          NONE

      16MB         (2) 1M x 36      (2) 1M x 36

      18MB        (2) 256K x 36     (2) 2M x 36

      20MB        (2) 512K x 36     (2) 2M x 36

      24MB         (2) 1M x 36      (2) 2M x 36

      32MB         (2) 4M x 36          NONE

      32MB         (2) 2M x 36      (2) 2M x 36

      34MB        (2) 256K x 36     (2) 4M x 36

      36MB        (2) 512K x 36     (2) 4M x 36

      40MB         (2) 1M x 36      (2) 4M x 36

      48MB         (2) 2M x 36      (2) 4M x 36

      64MB         (2) 8M x 36          NONE

            DRAM CONFIGURATION (CONT)

      Size            Bank 0           Bank 1

      64MB         (2) 4M x 36      (2) 4M x 36

      66MB        (2) 256K x 36     (2) 8M x 36

      68MB        (2) 512K x 36     (2) 8M x 36

      72MB         (2) 1M x 36      (2) 8M x 36

      80MB         (2) 2M x 36      (2) 8M x 36

      96MB         (2) 4M x 36      (2) 8M x 36

      128MB        (2) 8M x 36      (2) 8M x 36

                      CACHE CONFIGURATION

      Size          Bank 0          Bank 1           TAG

     256KB        (4) 32K x 8     (4) 32K x 8    (1) 8K x 85

     512KB        (4) 64K x 8     (4) 64K x 8    (1) 32K x 8

      1MB        (4) 128K x 8    (4) 128K x 8    (1) 32K x 8

       CACHE JUMPER CONFIGURATION

   Size      JP28     JP29      JP30

  256KB      Open     Open     Closed

  512KB      Open    Closed    Closed

   1MB      Closed   Closed    Closed

                         TAG VOLTAGE CONFIGURATION

      Voltage             JP2              JP18               JP23

       3.3v             Closed           pins 2 & 3         pins 1 & 2
                                          closed             closed

        5v               Open            pins 1 & 2         pins 2 & 3
                                          closed             closed

         CPU SPEED CONFIGURATION

  Speed      JP19      JP20      JP22

  75MHz      Open      Open     Closed

  90MHz     Closed     Open     Closed

  100MHz    Closed    Closed    Closed

  VESA WAIT STATE CONFIGURATION

   Wait states         JP36

  0 wait states        Open

  1 wait state        Closed

